condition	mean	min	max
4 h after light	4.4799050000000005	4.39515	4.56466
8 h after light	7.585369999999999	6.70949	8.46125
12 h after light	6.50185	5.55208	7.45162
4 h after dark	8.03883	7.1019	8.83365
8 h after dark	3.5065933333333335	3.30848	3.68188
12 h after dark	5.479023333333333	4.70798	5.89392